Planet Kepler-42 b

Name Kepler-42 b
Planet Status Confirmed
Discovered in 2012
Mass < 0.009 MJ
Mass*sin(i)
Semi-Major Axis 0.0116 AU
Orbital Period 1.2137672 (± 4.6e-06) JD
Eccentricity
ω
Tperi
Radius 0.07 (± 0.02) RJ
Inclination
Update 2013-08-30
Detection Method Primary Transit
Mass Detection Method
Radius Detection Method
Molecules
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

Kepler-42
Name Kepler-42
Distance 38.7 (± 6.3) pc
Spectral type
Apparent magnitude V 16.12
Mass 0.13 (± 0.05) MSun
Age
Effective temperature 3068.0 (± 174.0) K
Radius 0.17 (± 0.05) RSun
Metallicity [Fe/H] -0.48 (± 0.17)
Detected Disc
Magnetic Field
RA2000 19:28:53.0
Dec2000 +44:37:10
Alternate Names
Planetary system
3 planets

Remarks

Alias KOI-961
Alias KID 8561063
Alias 2MASS J19285255+4437096

More data

Observability Predictor

Remarks

Alias KOI-961.01

Related publications

The fate of close-in planets: tidal or magnetic migration?
2017 STRUGAREK A., BOLMONT E., MATHIS S., BRUN S., REVILLE V. et al.
ApJ. Letters, 847, L16
paper  arxiv  

The Gold Standard: Accurate Stellar and Planetary Parameters for Eight Kepler M dwarf Systems Enabled by Parallaxes
2017 MANN A., DUPUY T., MUIRHEAD Ph., JOHNSON M., LIU M. et al.
Astron. J., 153, 267
paper  arxiv  

First limits on the occurrence rate of short-period planets orbiting brown dwarfs
2017 HE M., TRIAUD A. & GILLON M.
MNRAS, 464, 2687
paper  arxiv  ADS  

Using near infra-red spectroscopy for characterization of transiting exoplanets
2015 ARONSON E., WALDEN P. & PISKUNOV N.
Astron. & Astrophys., 578, A133
paper  arxiv  ADS

Very high density planets: a possible remnant of gas giants
2014 MOCQUET A., GRASSET O. & SOTIN C.
Phil. Trans. Roy. Soc. A, 372, 20130164
paper  

A lack of short-period multiplanet systems with close-proximity pairs and the curious case of Kepler 42
2013 STEFFEN J. & FARR W.
ApJ Letters, submitted
arxiv  

Dynamics of Rotation of Super-Earths
2013 CALLEGARI N. & RODRIGUEZ J.
Cel. mech. & Dyn. Astron., 116, 389
arxiv   paper

Below One Earth Mass: The Detection, Formation, and Properties of Subterrestrial Worlds
2013 SIMUKOFF E., FULTON B., SCUDERI L. & GAIDOS E.
Spa. Sci. Rev., 180, 71-99
paper   arxiv  

Characterizing the Cool KOIs III. KOI-961: A Small Star with Large Proper Motion and Three Small Planets
2012 MUIRHEAD Ph., JOHNSON J., APPS K., CARTER J., MORTON T. & 19 additional authors
ApJ., 747, 144
paper   arxiv

The Exoplanet Handbook
2011 Michael Perryman
Content
Content and Chapter 5